Viessmann VITOCAL 151-A Installation And Service Instructions Manual page 165

Final decommissioning and disposal
Decommissioning:
■ Positioning requirements apply only so long as the
outdoor unit is filled with refrigerant: See page 17.
■ Decommissioning may only be carried out by a quali-
fied contractor who is familiar with the equipment
used for refrigerant disposal.
For decommissioning and disposal also, work on the
■
refrigerant circuit may only be carried out by qualified
and certified personnel: See "Safety information".
■ Extract the refrigerant: See chapter "Extracting the
refrigerant" on page 145.
Frost protection:
To avoid frost damage, completely remove heating
■
water from the connection pipes and the condenser
(not required for frost-free storage).
Intermediate storage:
Intermediate storage only above ground level with
■
natural ventilation aperture to the outside
Ensure adequate air circulation during intermediate
■
storage.
(cont.)
If the outdoor units dismantled for disposal are not
■
stored in accordance with the positioning require-
ments, the following steps must be carried out:
■ Extract the refrigerant: See chapter "Extracting the
refrigerant" on page 145.
Transport:
Observe transport information: See page 17.
■
Observe all applicable regulations and requirements.
Note
According to the European regulation on the carriage
of dangerous goods by road (ADR), special regula-
tion 291 for transporting complete units with less
than 12 kg of flammable refrigerant, no special trans-
port requirements need be followed.
■ Transport only in the upright position
■ Use suitable transport brackets.
■ Ensure adequate air circulation during transport.
Keep ignition sources away, e.g. flying sparks, smok-
■
ing, etc.
Appendix
165